package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApUnlikeBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.UnLikesBehaviorDto;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

@Service
public class ApUnlikeBehaviorServiceImpl implements ApUnlikeBehaviorService {

    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;
    @Autowired
    MongoTemplate mongoTemplate;


    @Override
    public ResponseResult unlikeBehavior(UnLikesBehaviorDto dto) {
        // 1 检验参数
        ApUser user = AppThreadLocalUtils.getUser();
        if (user == null) {
            CustException.cust(AppHttpCodeEnum.NEED_LOGIN);
        }

        // 查询行为实体
        ApBehaviorEntry apBehaviorEntry = this.apBehaviorEntryService.findByUserIdOrEquipmentId(user.getId(), dto.getEquipmentId());

        if (apBehaviorEntry == null) {
            CustException.cust(AppHttpCodeEnum.DATA_NOT_EXIST, "获取行为实体失败");
        }

        // 查询这个实体中是否有过不喜欢的行为
        Query query = Query.query(Criteria.where("entryId").is(apBehaviorEntry.getId()).and("articleId").is(dto.getArticleId()));
        ApUnlikesBehavior unlikesBehavior = mongoTemplate.findOne(query, ApUnlikesBehavior.class);

        if (unlikesBehavior != null&&dto.getType().intValue()==0) {
            CustException.cust(AppHttpCodeEnum.DATA_EXIST, "虽然明白你是真的讨厌这篇文章，但是也不可以点两次奥");
        }

        if (dto.getType().intValue() == 0) {
            // 添加不喜欢
            unlikesBehavior = new ApUnlikesBehavior();
            unlikesBehavior.setEntryId(apBehaviorEntry.getId());
            unlikesBehavior.setArticleId(dto.getArticleId());
            unlikesBehavior.setType((short) 0);
            unlikesBehavior.setCreatedTime(new Date());
            mongoTemplate.save(unlikesBehavior);
        } else {
            mongoTemplate.remove(query, ApUnlikesBehavior.class);
        }

        return ResponseResult.okResult();
    }

}
